header {
    font-family: 'SimHei', 'Arial Black', sans-serif; /* 设置为黑体 */
    background: linear-gradient(135deg, rgba(134, 240, 157, 0.8), rgba(78, 214, 236, 0.8));
    color: white;
    padding: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    text-align: left;
    font-size:25px;
}

body {
    background-image: linear-gradient(rgba(188, 216, 183, 0.1), rgba(188, 216, 183, 0.2)), url("../img/p1.png");
    background-size: cover, cover;
    text-align: center;
    color: rgba(15, 83, 4, 1);
    font-family: 'SimHei', 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    

}